Scientists now know how to drill deep enough to tap into an energy supply that would power the world for more than 20 million ...

Quaise Energy is deploying futuristic technology and banking on Trump’s support for accessing subterranean heat.

If a primordial black hole were to pass through a rock, metal, or even glass, it might create a straight tunnel—small enough ...

Papago Park features several hikes – perhaps the most distinctive is Hole in the Rock. Nestled in and among the red butte formations of the park, this short but spectacular hike (it is only 0.3 ...

The petroglyphs can be found on volcanic tuff formations formed over 760,000 years ago when a large eruption released hot ash ...

Quaise used a gyrotron to vaporize basalt rock during a demonstration in January (the video was sped up). A beam of electromagnetic energy traveling at the speed of light strikes a thick slab of ...